<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
 <meta name="viewport" content="width=device-width,initial-scale=1.0">
 <title>bind⽅法实验</title>
</head>
<body>
 <script>
 function foo(name, age, height, address) {
 console.log("foo:", this);
 console.log("参数:", name, age, height, address);
}
var obj = { name: "gkd" };
var bar = foo.bind(obj);
bar(); // this -> obj
var barWithArgs = foo.bind(obj, "kobe", 18, 1.88);
barWithArgs("james"); // 仅“james”作为额外参数传⼊

 </script>
</body>
</html